CVE-2017-2348

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Affected releases are Juniper Networks Junos OS 14.1X53 prior to 14.1X53-D12, 14.1X53-D38, 14.1X53-D40 on QFX, EX, QFabric System; 15.1 prior to 15.1F2-S18, 15.1R4 on all products and platforms; 15.1X49 prior to 15.1X49-D80 on SRX; 15.1X53 prior to 15.1X53-D51, 15.1X53-D60 on NFX, QFX, EX."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "Denial of service", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-07-15T09:57:01.000Z", "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://kb.juniper.net/JSA10800"}, {"name": "1038899", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1038899"}], "title": "Junos OS: jdhcpd daemon crash due to invalid IPv6 UDP packets", "workarounds": [{"lang": "en", "value": "Devices that have the ability to transition from Juniper's Enhanced DHCP server, JDHCPD, to the legacy DHCP server, DHCPD, can move back to legacy. \nDevices that do not support the ability to transition from Enhanced DHCP to Legacy DHCP do not have a workaround available unless customers decide to disable the DHCP services and forward DHCP client requests to other DHCP servers or discontinue the use of DHCP services."}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "sirt@juniper.net", "DATE_PUBLIC": "2017-07-12T09:00", "ID": "CVE-2017-2348", "STATE": "PUBLIC", "TITLE": "Junos OS: jdhcpd daemon crash due to invalid IPv6 UDP packets"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Junos OS", "version": {"version_data": [{"platform": "QFX, EX, QFabric System", "version_value": "14.1X53 prior to 14.1X53-D12, 14.1X53-D38, 14.1X53-D40"}, {"platform": "all products and platforms", "version_value": "15.1 prior to 15.1F2-S18, 15.1R4"}, {"platform": "SRX", "version_value": "15.1X49 prior to 15.1X49-D80"}, {"platform": "NFX, QFX, EX", "version_value": "15.1X53 prior to 15.1X53-D51, 15.1X53-D60"}]}}]}, "vendor_name": "Juniper Networks"}]}}, "configuration": [{"lang": "en", "value": "This issue affects all devices with Enhanced jdhcpd service enabled and is not limited to devices configured for DHCPv6, e.g. a jdhcpd service configured for and serving only IPv4 that receives an invalid IPv6 udp packet will be affected."}], "credit": [], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The Juniper Enhanced jdhcpd daemon may experience high CPU utilization, or crash and restart upon receipt of an invalid IPv6 UDP packet. 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Both high CPU utilization and repeated crashes of the jdhcpd daemon can result in a denial of service as DHCP service is interrupted. No other Juniper Networks products or platforms are affected by this issue. Affected releases are Juniper Networks Junos OS 14.1X53 prior to 14.1X53-D12, 14.1X53-D38, 14.1X53-D40 on QFX, EX, QFabric System; 15.1 prior to 15.1F2-S18, 15.1R4 on all products and platforms; 15.1X49 prior to 15.1X49-D80 on SRX; 15.1X53 prior to 15.1X53-D51, 15.1X53-D60 on NFX, QFX, EX."}, {"lang": "es", "value": "El demonio jdhcpd mejorado de Juniper puede experimentar un uso elevado de la CPU, o bloquearse y reiniciar al recibir un paquete UDP IPv6 no v\u00e1lido. La utilizaci\u00f3n elevada de la CPU y los bloqueos repetidos del demonio jdhcpd pueden resultar en una denegaci\u00f3n de servicio a medida que se interrumpe el servicio DHCP. Ning\u00fan otro producto o plataforma de Juniper Networks est\u00e1 afectada por este problema. 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